Finding the Third Proportional to 1,990,625.63 and 4,241,990.25
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Solution
The third proportional to 1,990,625.63 and 4,241,990.25 is: 9,039,610.99
Step by Step Solution
- Step 1: Write the proportion equation
1,990,625.63 : 4,241,990.25 = 4,241,990.25 : x - Step 2: Convert to fraction form
1,990,625.63/4,241,990.25 = 4,241,990.25/x - Step 3: Cross multiply
1,990,625.63x = 4,241,990.25 × 4,241,990.25 - Step 4: Simplify right side
1,990,625.63x = 17,994,481,281,095.06 - Step 5: Solve for x
x = 17,994,481,281,095.06/1,990,625.63 - Step 6: Final answer
x = 9,039,610.99
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Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.